Pillar-Based High-Yield Heterogeneous Integration of Lithium Niobate and Gallium Phosphide Thin Films

• DOI: 10.1364/cleo_si.2023.sth4o.6
• Publication Date: 2023-07-27T12:26:30Z
• Authors: Tom Vandekerckhove; Tom Vanackere; Jasper De Witte; Stijn Cuyvers; Luis Reis; Maximilien Billet; Günther Roelkens; Stéphane Clemmen; Bart Kuyken
• Keywords: Indium phosphide; Gallium phosphide; Phosphide; Pillar

Several established photonic platforms lack a nonzero Pockels and nonlinear coefficient. We developed micro-transfer printing method to heterogeneously integrate thin-film lithium niobate gallium phosphide with an experimentally shown transfer yield of near-unity.